Point


Point (Java Platform SE 6) function windowTitle() { if (location.href.indexOf('is-external=true') == -1) { parent.document.title="Point (Java Platform SE 6)"; } } Overview  Package   Class  Use  Tree  Deprecated  Index  Help  Java™ PlatformStandard Ed. 6  PREV CLASS   NEXT CLASS FRAMES    NO FRAMES     All Classes SUMMARY: NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD java.awt Class Point java.lang.Object java.awt.geom.Point2D java.awt.Point All Implemented Interfaces: Serializable, Cloneable public class Pointextends Point2Dimplements Serializable A point representing a location in (x,y) coordinate space, specified in integer precision. Since: 1.0 See Also:Serialized Form Nested Class Summary   Nested classes/interfaces inherited from class java.awt.geom.Point2D Point2D.Double, Point2D.Float   Field Summary  int x           The X coordinate of this Point.  int y           The Y coordinate of this Point.   Constructor Summary Point()           Constructs and initializes a point at the origin (0, 0) of the coordinate space. Point(int x, int y)           Constructs and initializes a point at the specified (x,y) location in the coordinate space. Point(Point p)           Constructs and initializes a point with the same location as the specified Point object.   Method Summary  boolean equals(Object obj)           Determines whether or not two points are equal.  Point getLocation()           Returns the location of this point.  double getX()           Returns the X coordinate of this Point2D in double precision.  double getY()           Returns the Y coordinate of this Point2D in double precision.  void move(int x, int y)           Moves this point to the specified location in the (x,y) coordinate plane.  void setLocation(double x, double y)           Sets the location of this point to the specified double coordinates.  void setLocation(int x, int y)           Changes the point to have the specified location.  void setLocation(Point p)           Sets the location of the point to the specified location.  String toString()           Returns a string representation of this point and its location in the (x,y) coordinate space.  void translate(int dx, int dy)           Translates this point, at location (x,y), by dx along the x axis and dy along the y axis so that it now represents the point (x+dx,y+dy).   Methods inherited from class java.awt.geom.Point2D clone, distance, distance, distance, distanceSq, distanceSq, distanceSq, hashCode, setLocation   Methods inherited from class java.lang.Object finalize, getClass, notify, notifyAll, wait, wait, wait   Field Detail x public int x The X coordinate of this Point. If no X coordinate is set it will default to 0. Since: 1.0 See Also:getLocation(), move(int, int) y public int y The Y coordinate of this Point. If no Y coordinate is set it will default to 0. Since: 1.0 See Also:getLocation(), move(int, int) Constructor Detail Point public Point() Constructs and initializes a point at the origin (0, 0) of the coordinate space. Since: 1.1 Point public Point(Point p) Constructs and initializes a point with the same location as the specified Point object. Parameters:p - a pointSince: 1.1 Point public Point(int x, int y) Constructs and initializes a point at the specified (x,y) location in the coordinate space. Parameters:x - the X coordinate of the newly constructed Pointy - the Y coordinate of the newly constructed PointSince: 1.0 Method Detail getX public double getX() Returns the X coordinate of this Point2D in double precision. Specified by:getX in class Point2D Returns:the X coordinate of this Point2D.Since: 1.2 getY public double getY() Returns the Y coordinate of this Point2D in double precision. Specified by:getY in class Point2D Returns:the Y coordinate of this Point2D.Since: 1.2 getLocation public Point getLocation() Returns the location of this point. This method is included for completeness, to parallel the getLocation method of Component. Returns:a copy of this point, at the same locationSince: 1.1 See Also:Component.getLocation(), setLocation(java.awt.Point), setLocation(int, int) setLocation public void setLocation(Point p) Sets the location of the point to the specified location. This method is included for completeness, to parallel the setLocation method of Component. Parameters:p - a point, the new location for this pointSince: 1.1 See Also:Component.setLocation(java.awt.Point), getLocation() setLocation public void setLocation(int x, int y) Changes the point to have the specified location. This method is included for completeness, to parallel the setLocation method of Component. Its behavior is identical with move(int, int). Parameters:x - the X coordinate of the new locationy - the Y coordinate of the new locationSince: 1.1 See Also:Component.setLocation(int, int), getLocation(), move(int, int) setLocation public void setLocation(double x, double y) Sets the location of this point to the specified double coordinates. The double values will be rounded to integer values. Any number smaller than Integer.MIN_VALUE will be reset to MIN_VALUE, and any number larger than Integer.MAX_VALUE will be reset to MAX_VALUE. Specified by:setLocation in class Point2D Parameters:x - the X coordinate of the new locationy - the Y coordinate of the new locationSee Also:getLocation() move public void move(int x, int y) Moves this point to the specified location in the (x,y) coordinate plane. This method is identical with setLocation(int, int). Parameters:x - the X coordinate of the new locationy - the Y coordinate of the new locationSee Also:Component.setLocation(int, int) translate public void translate(int dx, int dy) Translates this point, at location (x,y), by dx along the x axis and dy along the y axis so that it now represents the point (x+dx,y+dy). Parameters:dx - the distance to move this point along the X axisdy - the distance to move this point along the Y axis equals public boolean equals(Object obj) Determines whether or not two points are equal. Two instances of Point2D are equal if the values of their x and y member fields, representing their position in the coordinate space, are the same. Overrides:equals in class Point2D Parameters:obj - an object to be compared with this Point2D Returns:true if the object to be compared is an instance of Point2D and has the same values; false otherwise.See Also:Object.hashCode(), Hashtable toString public String toString() Returns a string representation of this point and its location in the (x,y) coordinate space. This method is intended to be used only for debugging purposes, and the content and format of the returned string may vary between implementations. The returned string may be empty but may not be null. Overrides:toString in class Object Returns:a string representation of this point Overview  Package   Class  Use  Tree  Deprecated  Index  Help  Java™ PlatformStandard Ed. 6  PREV CLASS   NEXT CLASS FRAMES    NO FRAMES     All Classes SUMMARY: NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD Submit a bug or featureFor further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples. Copyright 2009 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.

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